Chemical Bonding: Molecular Geometry

What is the study of the shapes of molecules called?

• Molecular Geometry

• Atomic Structure

• Chemical Reactions

• Elemental Analysis

Fill in the blank: The angle between bonds in a tetrahedral molecule is approximately ____.

• 90 degrees

• 109.5 degrees

• 120 degrees

• 180 degrees

Identify the correct geometric name for the shape of a molecule with four bonding pairs and no lone pairs.

• Linear

• Tetrahedral

• Trigonal planar

• Bent

The approximate bond angle in a water molecule is ____.

• 104.5 degrees

• 120 degrees

• 180 degrees

• 90 degrees

Which molecular shape has bond angles of 120 degrees?

• Trigonal planar

• Linear

• Tetrahedral

• Bent

The VSEPR theory is used to predict ____.

• Molecular shapes

• Atomic masses

• Chemical reactions

• Electron configurations

Which of the following is an example of a linear molecule with 2 atoms?

• H2

• H2O

• NH3

• CH4

A molecule with 3 atoms and a linear shape has a bond angle of approximately ____.

• 90°

• 120°

• 180°

• 360°

What is the bond angle in a linear molecule like CO2?

• 90°

• 120°

• 180°

• 360°

Which of the following is NOT a linear molecule?

• H2

• CO2

• H2O

• N2